Bank of England's Carney to advise UK PM on climate
- He is due to leave his UK central bank post in March after seven years.
- The deadline to put teeth into the 2015 accord falls in Glasgow.
- Last month he became the UN's new special advisor for climate action and finance.
"His expertise will help the UK to lead in mobilising businesses and investors to support our net zero revolution," Johnson said in a statement.
Canadian-born Carney warned in December that global warming could erase the value of company assets unless firms stepped up investment in renewable energy research.
He is due to leave his UK central bank post in March after seven years.
Last month he became the UN's new special advisor for climate action and finance, replacing former New York mayor and now US presidential hopeful Michael Bloomberg.
Carney said the 26th Conference of the Parties (COP26) on November 9-19 "provides a unique opportunity to address climate change by transforming the financial system.
"To seize it, all financial decisions need to take into account the risks from climate change and the opportunities from the transition to a net zero economy," he said.
Britain last year became the first major economy to set the legally-binding target of reducing polluting carbon emissions to a net level of zero by 2050.
Last month's COP25 summit in Madrid nearly collapsed as nearly 200 attending nations clashed over the pace and strength of carbon cutting commitments.
They are trying to meet the goal of a landmark 2015, Paris Agreement to limit this century's rise in the global temperature to below two degrees Celsius (3.6 Fahrenheit).
The deadline to put teeth into the 2015 accord falls in Glasgow.
Nearly 70 nations now have plans to be carbon-neutral by 2050.
But President Donald Trump's administration will formally pull the United States out of the Paris Agreement when its 12-month notice period ends during the summit.